include/Table.h

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/***************************************************************************
 *   Copyright (C) 2007 by www.databasecache.com                           *
 *   Contact: praba_tuty@databasecache.com                                 *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
  ***************************************************************************/
#ifndef TABLE_H
#define TABLE_H
#include<ErrorType.h>
#include<Util.h>
class Predicate;
class Condition;
class FieldInfo;
class Table
{
    public:
    virtual void setCondition(Condition *c)=0;

    virtual DbRetVal bindFld(const char *name, void *val)=0;
    virtual void markFldNull(const char *name)=0;
    virtual void markFldNull(int colpos)=0;

    virtual void clearFldNull(const char *name)=0;

    virtual void clearFldNull(int colpos)=0;

    virtual bool isFldNull(const char *name)=0;

    virtual bool isFldNull(int colpos)=0;
/*
    virtual void clearFldNull(const char *name)=0;
    virtual void clearFldNull(int colpos) =0;
*/

    //DML operations
    virtual DbRetVal execute()=0;

    virtual DbRetVal insertTuple()=0;

    virtual DbRetVal updateTuple()=0;

    virtual DbRetVal deleteTuple()=0;


    virtual int deleteWhere()=0;



    virtual int truncate()=0;



    //scan

    virtual void* fetch()=0;
    virtual void* fetch(DbRetVal &rv)=0;

    virtual void* fetchNoBind()=0;
    virtual void* fetchNoBind(DbRetVal &rv)=0;

    
    virtual DbRetVal close()=0;

    virtual long spaceUsed()=0;

    virtual long numTuples()=0;

    virtual DbRetVal lock(bool shared)=0;

    virtual DbRetVal unlock()=0;

    virtual DbRetVal setUndoLogging(bool flag)=0;

    virtual DbRetVal getFieldInfo(const char *fieldName, FieldInfo *&info)=0;
    virtual List getFieldNameList()=0;
    virtual char* getName()=0;
    virtual void printSQLIndexString()=0;

    virtual ~Table() { }
};
#endif

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